Kensington And Chelsea Council — Cyber Attacks, Breaches & Threat Activity

Threat entity extracted from intelligence sources

Frequency
8
occurrences
First Seen
November 25, 2025
Last Seen
March 20, 2026

Kensington and Chelsea Council is a local government authority in London (the Royal Borough of Kensington and Chelsea) responsible for municipal services and local governance.

Overview

Kensington and Chelsea Council is a local government authority in London (the Royal Borough of Kensington and Chelsea) responsible for municipal services and local governance. It was affected by a cyber attack in late November 2025, triggering emergency response measures and drawing attention from national cybersecurity authorities, highlighting the vulnerability of local government infrastructure to cyber threats.

Related Threat Clusters

Recent Intelligence Reports

  • Council tax is being collected again following the November 2025 cyber attack — Rbkc.Uk · March 20, 2026
  • London borough unable to collect council tax for four months after devastating cyber attack — Standard · March 18, 2026
  • K&C planning systems back online after major cyber attack — Hounslowherald · March 9, 2026
  • Cyber-attack halts planning applications and house sales in London's richest borough — Standard · February 3, 2026
  • Kensington and Chelsea Council cyber attack sees emergency plans initiated — Bbc · November 27, 2025
  • Major London councils initiate 'emergency' plans after being hit by cyber attack — Standard · November 25, 2025
  • National Cyber Security Centre monitoring London attack as council says 'too early to say who did it' — Mylondon.News · November 25, 2025
  • Westminster among London councils targeted in cyber attack as staff warned of 'significant' threat — Mylondon.News · November 25, 2025

CVSS v3.1 Breakdown